find the type, texture, and rock!
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Geography, 22.06.2019 14:40
Geologists know that potassium-40 decays to argon-40, with a half-life of 1.3 billion years. if an analysis of a feldspar crystal in a sample of granite shows that 75 percent of the potassium-40 atoms have decayed to form argon-40, what is the age of the granite
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Geography, 23.06.2019 05:50
Asap will mark geography final plz ! what are the benefits of international aid? (give me the right evidence )
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Geography, 24.06.2019 14:00
Deep-ocean and are created by convergent boundaries of an ocean and continental crust
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Geography, 25.06.2019 16:00
How has technology impacted the study of geography. then post two sentence responses on two classmates posts. as always, be respectful and polite in your posts. things to consider: use of computers and the internet sateliites radar and sonar
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